Eaton DH365NGK Heavy Duty Fusible Safety Switch - UL Listed
Part Number: DH365NGK
Quick Summary
Eaton DH365NGK heavy duty fusible safety switch protects large motors and feeders in demanding industrial environments. It reduces downtime and wiring errors by providing a robust, clearly labeled protection solution for motor circuits. UL Listed certification, NEC 230.62 compliant barrier, and a sturdy NEMA 1 painted steel enclosure deliver regulatory confidence and durable indoor protection. With a 400A rating and 600V capability for 3-phase systems, it simplifies procurement, installation, and maintenance for OEMs and facilities teams, while supporting scalable automation and reliable safety across multiple production lines.
Product Information
Extended Description
DH365NGK Eaton: Eaton Heavy duty single-throw fused safety switch, 400 A, NEMA 1, Painted steel, Class H, Fusible with neutral, Three-pole, Four-wire, 600 V, Max Hp: 250, 350 hp (3PH @480/600 V), (2)#1/0-(2)300 kcmil; or (1)#1/0-(1)750 kcmil Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH365NGK
UPC
782113207247
Product Length/Depth
45.5 in
Product Height
10.25 in
Product Width
24.38 in
Product Weight
123 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Compliances
NEC 230.62 (C) Compliant Barrier
Certifications
UL Listed
Enclosure
NEMA 1
Enclosure material
Painted steel
Fuse class provision
Class H
Fuse configuration
Fusible with neutral
Number Of Poles
Three-pole
Number of wires
4
Type
Heavy duty fusible safety switch
Amperage Rating
400A
HP rating - max
250, 350 hp (3PH @480/600 V)
NEMA rating
NEMA 1
Voltage rating
600 V
Product Category
Heavy Duty, Fusible with neutral
Feature → Business Impact → Application: The three-pole, four-wire design simplifies wiring, reduces field modifications, and lowers commissioning time, accelerating panel builds and startup. Application: motor control centers and machine panels benefit from fast, error-free installation and predictable protection for multi-motor drives. Feature → Business Impact → Application: Fusible with neutral and Class H fuse provision deliver precise current interruption and selectivity, improving motor protection while reducing nuisance trips and arc-flash exposure. Application: heavy-duty conveyors and mixers in food & beverage or plastics processing require dependable protection without compromising uptime. Feature → Business Impact → Application: 600 V rating and 400 A amperage enable direct integration with mainstream industrial drives and feeders, supporting higher horsepower motors and efficient power distribution. Application: OEM assemblies and retrofit projects needing robust switchgear for 3PH systems @480/600 V. Feature → Business Impact → Application: NEMA 1 enclosures with painted steel construction offer indoor, dust- and dirt-resistant protection, extending service life in demanding plant environments. Application: control rooms, manufacturing lines, and electrical rooms where reliability and ease of maintenance matter. Feature → Business Impact → Application: UL Listed certification and NEC 230.62 compliant barrier simplify compliance audits and reduce project risk. Application: facilities undergoing strict regulatory checks or client-inspection regimes as part of plant modernization. Feature → Business Impact → Application: Conductor sizing options support large feeders up to (2) 300 kcmil copper or (1) 750 kcmil aluminum, enabling flexible integration with existing feeder configurations. Application: retrofit projects and OEM builds requiring substantial electrical robustness and wiring versatility.
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FAQs
The DH365NGK comes in a NEMA 1 painted steel enclosure designed for indoor use. It supports three-pole, four-wire wiring and is suitable for mounting inside electrical rooms or control panels. Its dimensions (length 45.5 in, height 10.25 in, width 24.38 in) enable straightforward integration into existing layouts, minimizing enclosure remodeling.
Connection options include two #1/0 to 2 Ă— 300 kcmil copper conductors or one #1/0 to one 750 kcmil aluminum conductor. The unit is configured as fusible with neutral, supporting four-wire configurations and ensuring proper protective coordination for large motors.
DH365NGK is UL Listed, with NEC 230.62 compliant barrier protection. The enclosure is NEMA 1, designed for indoor use, and the device is built to support 3PH systems up to 600 V. These certifications simplify regulatory audits and installation approvals for most industrial facilities.
The switch provides 400 A at 600 V with a maximum HP rating of 250 to 350 hp for three-phase systems at 480/600 V. This makes it ideal for large motors, conveyors, crushers, and other high-demand drives in process, packaging, and material handling environments.
Eaton’s policy 25-000 offers a one-year warranty from installation or eighteen months from shipment, whichever occurs first. This coverage supports maintenance planning and supplier confidence for plant modernization projects and long-term operational reliability.